Structure and superconductivity of LiFeAs

被引:282
作者
Pitcher, Michael J. [1 ]
Parker, Dinah R. [1 ]
Adamson, Paul [1 ]
Herkelrath, Sebastian J. C. [1 ]
Boothroyd, Andrew T. [2 ]
Ibberson, Richard M. [3 ]
Brunelli, Michela [4 ]
Clarke, Simon J. [1 ]
机构
[1] Univ Oxford, Dept Chem, Inorgan Chem Lab, Oxford OX1 3QR, England
[2] Univ Oxford, Dept Phys, Clarendon Lab, Oxford OX1 3PU, England
[3] STFC Rutherford Appleton Lab, ISIS Facil, Didcot OX11 0QX, Oxon, England
[4] European Synchrotron Radiat Facil, F-38043 Grenoble, France
基金
英国工程与自然科学研究理事会;
关键词
D O I
10.1039/b813153h
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Lithium iron arsenide phases with compositions close to LiFeAs exhibit superconductivity at temperatures at least as high as 16 K, demonstrating that superconducting [FeAs](-) anionic layers with the anti-PbO structure type occur in at least three different structure types and with a wide range of As-Fe-As bond angles.
引用
收藏
页码:5918 / 5920
页数:3
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